# Author: Maxime DERCHE <maxime@mouet-mouet.net>
# Date: January 9th 2014
# Based on: * /etc/X11/xinit/xinitrc on OpenBSD
#           * <http://mah.everybody.org/docs/ssh>
# With help from the #OpenBSD.fr people. Thanks. ,-)
# Use case: SSH gateway

ssh_agent_path=/usr/bin/ssh-agent
ssh_add_path=/usr/bin/ssh-add
ssh_env="$HOME/.ssh/environment"
key_lifetime="4h"
ecdsa_key=$HOME/.ssh/id_ecdsa
rsa_key=$HOME/.ssh/id_rsa

if [ -z `pgrep -u "$LOGNAME" ssh-agent` ] && [ -x "$ssh_agent_path" ];
then
        $ssh_agent_path -s -t $key_lifetime > $ssh_env
        chmod 600 $ssh_env
fi

eval `cat $ssh_env`

if [ -x "$ssh_add_path" ];
then
        if [ -f $ecdsa_key ] && [ -z `"$ssh_add_path" -l | grep ECDSA` ];
        then
                $ssh_add_path -t $key_lifetime $ecdsa_key < /dev/null
        fi
        if [ -f $rsa_key ] && [ -z `"$ssh_add_path" -l | grep RSA` ];
        then
                $ssh_add_path -t $key_lifetime $rsa_key < /dev/null
        fi
fi